CN1888142A - Method for producing multicore metal pipe obtained by electroforming - Google Patents
Method for producing multicore metal pipe obtained by electroforming Download PDFInfo
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- CN1888142A CN1888142A CN 200510080762 CN200510080762A CN1888142A CN 1888142 A CN1888142 A CN 1888142A CN 200510080762 CN200510080762 CN 200510080762 CN 200510080762 A CN200510080762 A CN 200510080762A CN 1888142 A CN1888142 A CN 1888142A
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Abstract
The present invention provides electrotyping process for making multiple-hole metal pipe and aims at eliminating deviation of holes caused by rotating cathode device. The cathode device is formed with several conducting wires drawn in one pair of insulating boards as the support. The electrotyping process includes setting the cathode device inside the electrotyping fluid, setting the anode inside the electrotyping fluid and outside the cathode device, applying DC voltage between the cathode device and the anode to form metal pipes around the conducting wires, and withdrawing the conducting wires to form the multiple-hole metal pipe. Meanwhile, the anode is made to rotate around the conducting wires.
Description
Technical field
The present invention relates to by the electroforming manufacturing be used for the multicore metal ferrules of junctor that optical fiber uses, equipment (instrument) etc. or engine with the nozzle of squirt pump, the nozzle of ink-jet printer etc., dispose the method for the multicore metal tube of a plurality of pores accurately.
Background technology
The applicant etc., invented by the electroforming manufacturing be used for junctor that optical fiber uses, equipment etc. oversensitive metal ferrules etc., dispose the method for the multicore metal pipe of a plurality of pores accurately, and, be willing to 2002-281957 number, " optical connector that obtains by electroforming with the manufacture method of the multicore metal pipe of oversensitive metal ferrules etc. " as the spy and file an application on August 15th, 2002.This method, be the manufacture method of optical fiber with the multicore metal pipe of oversensitive metal ferrules etc., it is characterized in that, at the metal that will be equipped with more than 2 or 2, the material of the wire rod 6 of plastics etc. uses as parent form, and after electroforming, remove in the production method of metal pipe of optical connector with oversensitive metal ferrules etc. of this wire rod 6, with a plurality of electrical insulating boards 10 that have the same shape in a plurality of holes with correct diameter and position, with the hole site configuration point-blank, then negative electrode tool 9 is immersed in the electroforming solution, described negative electrode tool 9 is to make wire rod 6 not agley, abreast, the a plurality of holes of straight line shape ground by this electrical insulating board 10 form, and only to being provided near the center and the logical negative electricity of the wire rod 6a of the energising that is provided with carries out electroforming, and then, its feature also is, for the profile of the metal tube that will form by electroforming is done circular, the wire rod 6a and the interval between the anode at the center of negative electrode tool 9 are made as roughly same distance, be made as approximate centre with the wire rod 6a with negative electrode tool 9, electroforming is simultaneously carried out in the one side rotation again.
But, if the wire rod 6a with the negative electrode tool is made as approximate centre as described above, one side makes the rotation of negative electrode tool simultaneously carry out the words of electroforming then, then because wire rod 6a is the center of rotation, therefore with respect to electroforming solution, speed of relative movement will be roughly 0, other wire rods 6 except wire rod 6a, dispose owing to leaving rotation center,, will produce speed of relative movement therefore with respect to electroforming solution.Its result, other wire rod 6 is subjected to the velocity pressure of electroforming solution and to the deflection of the rear of sense of rotation, if directly carry out electroforming under the state of this deflection, then the position in the hole that is formed by other wire rod 6 will be offset, and the rectilinearity in hole will suffer damage simultaneously.The position in its hole of metal tube of Zhi Zaoing is uneven like this, when being used in optical connector when using metal ferrules, just has the situation of obvious damage quality.
Summary of the invention
Therefore, the objective of the invention is to forming by electroforming under the situation of the metal tube with a plurality of holes, one side prevents the position skew in hole, and one side forms the profile of metal tube roughly just round.
In order to address the above problem, the invention provides a kind of multicore production method of metal pipe that obtains by electroforming, it is that the negative electrode tool is immersed in the electroforming solution, described negative electrode tool is to be to be drawn by the many wire rods that conductive material constitutes to be located on 1 pair of electrical insulating property strut member and to form with at least 1, simultaneously with anode arrangement in above-mentioned electroforming solution and the outside of above-mentioned negative electrode tool, by logical direct current between the electroconductibility wire rod of above-mentioned negative electrode tool and above-mentioned anode, after generation is the metal tube in axle center with above-mentioned electroconductibility wire rod, extract above-mentioned many wire rods out and make metal tube, the multicore production method of metal pipe that obtains by electroforming, it is characterized in that, be that turning axle makes above-mentioned anode revolution with above-mentioned electroconductibility wire rod.
Here, above-mentioned anode is preferably, and will be that the center equally spaced disposes with above-mentioned electroconductibility wire rod with 1 of above-mentioned electroconductibility wire rod almost parallel or the electrode more than it.
In addition, the manufacture method of the multicore metal pipe that is obtained by electroforming is characterized in that above-mentioned anode is formed by the conductive material cylindraceous that with above-mentioned electroconductibility wire rod is central shaft.
And then, above-mentioned anode can also be formed all being that cancellous metal system inner core and metal system urceolus are combined and constituted the cylindric of double-layer structural, between above-mentioned inner core and urceolus, take in the electroforming metal material simultaneously.
The invention provides a kind of multicore production method of metal pipe that obtains by electroforming in addition, it is that the negative electrode tool is immersed in the electroforming solution, described negative electrode tool is to be to be drawn by the many wire rods that conductive material constitutes to be located on 1 pair of electrical insulating property strut member and to form with at least 1, simultaneously with anode arrangement in above-mentioned electroforming solution and the outside of above-mentioned negative electrode tool, by logical direct current between the electroconductibility wire rod of above-mentioned negative electrode tool and above-mentioned anode, after generation is the metal tube in axle center with above-mentioned electroconductibility wire rod, extract above-mentioned many wire rods out and make metal tube, multicore production method of metal pipe by electroforming obtains is characterized in that: above-mentioned anode is by being formed by the roughly just round conductive material cylindraceous that constitutes that is central shaft with above-mentioned electroconductibility wire rod.
Here, above-mentioned anode can also be formed, between above-mentioned inner core and urceolus, take in the electroforming metal material simultaneously all being that cancellous metal system inner core and metal system urceolus are combined and constituted the cylindric of double-layer structural.
In addition, its feature can also be made as, by mutually forming above-mentioned electrical insulating property strut member being formed with 2 of the hole of inserting logical wire rod or the insulcrete more than it on the same position, thereby draw set direction with proper spacing configuration supporting line body along wire rod above-mentioned insulcrete simultaneously.
Description of drawings
Fig. 1 is the front view that will be used in behind a part of vertical profile of electroforming apparatus of the 1st embodiment of the present invention.
Fig. 2 is the orthographic plan of the major portion of exploded view 1.
Fig. 3 is the front view that will be used in behind a part of vertical profile of electroforming apparatus of the 2nd embodiment of the present invention.
Fig. 4 is the orthographic plan of the major portion of exploded view 3.
Label declaration
1 electroforming liquid bath, 2 negative electrode tools
3,4 insulcretes, 5 wire rods
6 retaining plates, 7 pulling force whiskers
8 retaining plates, 9 plectanes
11～14 guide deflection sheaves, 15～17 anodes
18 loose pulleys, 19 motors
21 output shaft rollers, 22 brushes
23 management grooves, 24 strainers
31 inner cores, 32 urceolus
33 anodes, 34～37 support bars
Embodiment
Below, embodiments of the present invention are described with reference to the accompanying drawings.
Fig. 1 is the front view that will be used in behind a part of vertical profile of electroforming apparatus of the 1st embodiment of the present invention, and Fig. 2 is the orthographic plan of the major portion of exploded view 1.In the drawings, the 1st, electroforming solution is filled with the electroforming liquid bath of the part at edge, the heart disposes negative electrode tool 2 along above-below direction therein.Negative electrode tool 2, on same position, be equipped with a plurality of holes of inserting logical wire rod as the insulcrete 3,4 of electrical insulating property strut member, simultaneously in advance along above-below direction with predetermined distance supports insulative plate 3,4, at the logical wire rod of establishing stainless steel that draws of the hole of this central position that wears interpolation with electroconductibility.Owing to do not limit electroconductibility, therefore establish resinous wire rod logical the drawing of remaining hole interpolation.These wire rods 5 are connected the lower end on the retaining plate 6, and the upper end are connected on the retaining plate of being made by conductive material 8 by tension force whisker 7, give wire rod 5 between the insulcrete 3,4 with the tension force of appropriateness with this.
Cyclic plectane 9 is the center with the wire rod 5 of the stainless steel of negative electrode tool 2, is supported on the top of the liquid level of electroforming liquid bath 1 freely by being configured in guide deflection sheave 11～14 rotations on four jiaos.Plectane 9 is formed by conductive material, below plectane 9, and the anode that the round-ended cylinder shape is arranged 15～17 that constitutes with the net that is equipped with at interval about equally by titanium system.In this anode 15～17,, nickel particle or nickel rod have been taken in as the electroforming metal material.In addition, the output shaft roller 21 that has the motor 19 of step-down gear touches on the peripheral part of plectane 9 via loose pulley 18, and when rotation drive motor 19, the rotation of output shaft roller 21 will drive plectane 9 by loose pulley 18 rotations.Thus, anode 15～17 is the center with the wire rod 5 of the stainless steel of negative electrode tool 2, revolution around negative electrode tool 2.
In addition, brush 22 touches the right part at plectane 9 sliding freely.Be arranged on the management groove 23 on the right of the electroforming liquid bath 1 of Fig. 1, the pipe arrangement that does not show by figure is connected on the electroforming liquid bath 1, is so that the concentration of the electroforming solution in the electroforming liquid bath 1, proportion, temperature, horizontal plane etc. are remained the parts that certain mode manages.The strainer 24 on the right of management groove 23, the pipe arrangement that does not show by figure is connected on the management groove 23 impurity that filtration produces etc. in electroforming solution.
In the electroforming apparatus that constitutes by this way, when retaining plate 8 is connected on the negative pole, brush 22 is connected on the positive pole, one side is passed through electric current then, during a rotation drive motor 19, on the wire rod 5 of the stainless steel at the center that is positioned at negative electrode tool 2, will separate out electroforming metal nickel, and be that to generate profile be the metal tube that is made of real circle to central shaft with the wire rod 5 of stainless steel.This be because: by make anode 15～17 with certain speed negative electrode tool 2 around circular orbit on revolve round the sun, thereby for separating out of electroforming metal, will in effluxion, accumulate uniform electric field, and be that nickel is being separated out with the thickness of equalization in the center on full week with the wire rod 5 of the stainless steel of negative electrode tool 2.
Metal tube just stops energising and anodic rotation after being generated to the thickness of regulation, then by taking out metal tube from negative electrode tool 2, and extract the wire rod 5 and the resinous wire rod 5 of stainless steel out from metal tube, just can be disposed the multicore metal pipe of a plurality of pores accurately.In addition, because the metal tube profile that obtains is just round, so following process just is easy to carry out.In addition, in aforesaid method, because negative electrode tool 2 do not have rotation but immobilized in electroforming solution, the resinous wire rod 5 in the outside of wire rod 5 of stainless steel that therefore is configured in the center is also static in electroforming solution, eliminated wire rod 5 the position, be the situation of skew of the position in hole.In addition,, also the anodic number can be made as 1 or 2, also can be made as 4 or more than it though in illustrative example, dispose 3 anodes.
Fig. 3 is the front view that will be used in behind a part of vertical profile of electroforming apparatus of the 2nd embodiment of the present invention, and Fig. 4 is the orthographic plan of the major portion of exploded view 3.In the drawings, the 1st, electroforming solution is filled with the electroforming liquid bath of the part at edge, the heart disposes negative electrode tool 2 along above-below direction therein.Negative electrode tool 2, on same position, be equipped with a plurality of holes of inserting logical wire rod as the insulcrete 3,4 of electrical insulating property strut member, simultaneously in advance along above-below direction with predetermined distance supports insulative plate 3,4, at the logical wire rod of establishing stainless steel that draws of the hole of this central position that wears interpolation with electroconductibility.Owing to do not limit electroconductibility, therefore establish resinous wire rod logical the drawing of remaining hole interpolation.These wire rods 5 are connected the lower end on the retaining plate 6, and the upper end are connected on the retaining plate of being made by conductive material 8 by tension force whisker 7, give wire rod 5 between the insulcrete 3,4 with the tension force of appropriateness with this.
In the outside of the negative electrode tool 2 of electroforming liquid bath 1, dispose the inner core 31 that constitutes by net and the anode 33 of the dual structure that the urceolus 32 that constitutes with the net of titanium system equally constitutes with titanium system.Between this inner core 31 and urceolus 32,, nickel particle or nickel rod have been taken in as the electroforming metal material.4 positions of anode 33 upper ends are supported on by support bar 34～37 on the edge of electroforming liquid bath 1, and the inner face of inner core 31 is correctly kept in the mode that is positioned on the just circle that wire rod 5 with the stainless steel of negative electrode tool 2 is the center thus.
In addition, be arranged on the management groove 23 on the right of the electroforming liquid bath 1 of Fig. 3, being connected on the electroforming liquid bath 1 by the pipe arrangement that do not show of figure, is so that the concentration of the electroforming solution in the electroforming liquid bath 1, proportion, temperature, horizontal plane etc. are remained the parts that certain mode manages.The strainer 24 on the right of management groove 23, the pipe arrangement that does not show by figure is connected on the management groove 23 impurity that filtration produces etc. in electroforming solution.
In the electroforming apparatus that constitutes by this way, retaining plate 8 is connected on the negative pole, positive pole is connected on the anode 33, pass through electric current then, on the wire rod 5 of the stainless steel of negative electrode tool 2, will separate out electroforming metal nickel, and be central shaft with the wire rod 5 of stainless steel, generate profile and be the metal tube that constitutes by circle just.This be because: the inner face of the inner core 31 of anode 33 is maintained on the just round position with respect to the wire rod 5 of the stainless steel at the center that is positioned at negative electrode tool 2, therefore forming uniform electric field on the omnirange around the wire rod 5 of the stainless steel of negative electrode tool 2, separating out of electroforming metal becomes even.
After metal tube is generated to the thickness of regulation, stop energising, take out metal tube from negative electrode tool 2 then, and from metal tube, extract the wire rod 5 and the resinous wire rod 5 of stainless steel out, just can be disposed the multicore metal pipe of a plurality of pores thus accurately.In addition, because the metal tube profile that obtains is just round, so following process just is easy to carry out.In addition, in aforesaid method, do not stop because negative electrode tool 2 has rotation in electroforming solution, the resinous wire rod 5 in the outside of wire rod 5 of stainless steel that therefore is configured in the center is also static in electroforming solution, eliminated wire rod 5 the position, be the situation of skew of the position in hole.
In addition, in the above-described embodiment, insulcrete 3,4 as negative electrode tool 2, can use the formed products in a plurality of holes that is equipped with correct position and size, or be equipped with the plate etc. of the insulativity in a plurality of holes by light to the silicon plate of the photolithography manufacturing of processing against corrosion, by the NC processing that realizes by special drill.Wherein use the method applicability of formed products higher, the particularly preferred lower materials of linear expansivity such as the Resins, epoxy that mixed a large amount of weighting agents, PPS resin, resol that adopt.
In the present invention, used stainless wire rod for the core wire 5 in a plurality of wire rods 5 that are arranged on the negative electrode tool 2, but in addition, also can use metal materials such as phosphor bronze, it is characterized in that only on the wire rod at this center, passing through electric current with electroconductibility.In addition, material as excentral wire rod 5, it also can be stainless steel, the metal of electroconductibility such as phosphor bronze, it also can be the resinous wire rod that does not have electroconductibility, be used on the excentral wire rod at wire rod 5 and carry out under the situation of electroforming electroconductibility, the ovalization a little of the section of the degree that can not impact can appear in electroforming portion, under the situation of using resinous wire rod 5, because effect not influence is fully separated out in 5 pairs of electrolysis of resinous wire rod when electroforming, therefore become better simultaneously in positional precision, the section shape of the electroform products of generation becomes just round substantially.That is, in the present invention, be more preferably at and use the wire rod 5 that does not have electroconductibility on the excentral wire rod.
In addition, though in the present invention, used nickel, also can use other metals such as cobalt as electroforming metal.In detail, as the material of electroforming metal, can adopt for example nickel or its alloy, iron or its alloy, copper or its alloy, cobalt or its alloy, tungsten or its alloy, micropartical dispersed metal etc.In addition, as electroforming solution, can use with nickel sulfamic acid, nickelous chloride, single nickel salt, ferrous sulfamate, the boron fluoric acid is ferrous, cupric pyrophosphate, copper sulfate, boron fluoric acid copper, cuprichexafluorosilicate, the titanium cupric fluoride, alkanol sulfonic acids copper, rose vitriol, the aqueous solution of sodium wolframate etc. is the aqueous solution of main component, perhaps, use is dispersed with silicon carbide in these solution, wolfram varbide, norbide, zirconium white, silicon nitride, aluminum oxide, the solution of the micropowder of diamond etc., particularly be the solution of main component wherein, in the easy degree of electroforming with the nickel sulfamic acid, the diversity of physicalies such as hardness, chemical stability, the easiness of welding, the security aspect of electroforming solution all is well suited for.And electroforming solution is preferably used the strainer high-rate fitration about filtering accuracy 0.1～5 μ mm, and heats, and carries out temperature control then in the temperature sensitivity scope about ± 3 ℃.
In addition, when electroforming, preferably galvanic current is made as 3～8A/dm
2About current density, after growing into the thickness of regulation, take out from electrotyping bath, water is dried after cleaning attentively.
As described above, according to the present invention, can not make the rotation of negative electrode tool, but by making the anode revolution or around negative electrode, being configured to anode roughly just round, eliminate the position skew that is formed on the hole on the metal tube, the profile with metal tube forms roughly just round simultaneously.
Prospects for commercial application
The present invention, the multicore metal pipe that in the oversensitive metal ferrules that is manufactured on junctor that optical fiber uses, equipment etc., uses, also can be used in and be manufactured under the situation of engine with the multicore metal pipes that use in the nozzle of squirt pump, the nozzle of ink-jet printer etc.
Claims (7)
1. the manufacture method of a multicore metal pipe that obtains by electroforming, it is with by will at least 1 being to be drawn by the many wire rods that conductive material constitutes to be located at the negative electrode tool that forms on 1 pair of electrical insulating property strut member and to be immersed in the electroforming solution, simultaneously with anode arrangement in above-mentioned electroforming solution and the outside of above-mentioned negative electrode tool, and between the electroconductibility wire rod of above-mentioned negative electrode tool and above-mentioned anode logical direct current, the metal tube that to generate with above-mentioned electroconductibility wire rod thus be the axle center, extract above-mentioned many wire rods then out and make metal tube, the manufacture method of the multicore metal pipe that is obtained by electroforming is characterized in that:
Make above-mentioned anode revolution as turning axle with above-mentioned electroconductibility wire rod.
2. the manufacture method of the multicore metal pipe that is obtained by electroforming as claimed in claim 1 is characterized in that above-mentioned anode will be that the center equally spaced disposes with above-mentioned electroconductibility wire rod with 1 of above-mentioned electroconductibility wire rod almost parallel or the electrode more than it.
3. the manufacture method of the multicore metal pipe that is obtained by electroforming as claimed in claim 1 is characterized in that above-mentioned anode is formed by the conductive material cylindraceous that with above-mentioned electroconductibility wire rod is central shaft.
4. the manufacture method of the multicore metal pipe that obtains by electroforming as claimed in claim 3, it is characterized in that, formation will all be that cancellous metal system inner core and metal system urceolus are combined and constituted the anode cylindraceous of double-layer structural, take in the electroforming metal material simultaneously between above-mentioned inner core and urceolus.
5. the manufacture method of a multicore metal pipe that obtains by electroforming, it is with by will at least 1 being to be drawn by the many wire rods that conductive material constitutes to be located at the negative electrode tool that forms on 1 pair of electrical insulating property strut member and to be immersed in the electroforming solution, simultaneously with anode arrangement in above-mentioned electroforming solution and the outside of above-mentioned negative electrode tool, and between the electroconductibility wire rod of above-mentioned negative electrode tool and above-mentioned anode logical direct current, the metal tube that to generate with above-mentioned electroconductibility wire rod thus be the axle center, extract above-mentioned many wire rods then out and make metal tube, the manufacture method of the multicore metal pipe that is obtained by electroforming is characterized in that: above-mentioned anode be by be with above-mentioned electroconductibility wire rod be central shaft roughly just the conductive material cylindraceous of circle form.
6. the manufacture method of the multicore metal pipe that obtains by electroforming as claimed in claim 5, it is characterized in that, formation will all be that cancellous metal system inner core and metal system urceolus are combined and constituted the anode cylindraceous of double-layer structural, take in the electroforming metal material simultaneously between above-mentioned inner core and urceolus.
7. as the manufacture method of any described multicore metal pipe that obtains by electroforming of claim 1 to 6, it is characterized in that, by mutually forming above-mentioned electrical insulating property strut member being formed with 2 of the hole of inserting logical wire rod or the insulcrete more than it on the same position, thereby draw set direction with proper spacing configuration supporting line body along wire rod above-mentioned insulcrete simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510080762 CN1888142A (en) | 2005-06-30 | 2005-06-30 | Method for producing multicore metal pipe obtained by electroforming |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510080762 CN1888142A (en) | 2005-06-30 | 2005-06-30 | Method for producing multicore metal pipe obtained by electroforming |
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| CN1888142A true CN1888142A (en) | 2007-01-03 |
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| CN 200510080762 Pending CN1888142A (en) | 2005-06-30 | 2005-06-30 | Method for producing multicore metal pipe obtained by electroforming |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102586813A (en) * | 2012-02-03 | 2012-07-18 | 河南理工大学 | Microelectroforming machine tool |
| CN110359065A (en) * | 2019-08-19 | 2019-10-22 | 河南理工大学 | A kind of jet stream electro-deposition spray head and its method for manufacturing seamless metal pipe |
| CN111715955A (en) * | 2020-07-01 | 2020-09-29 | 南京航空航天大学 | Large length-diameter ratio thick-wall array micro-flow channel pipe electrode and manufacturing method thereof, and electroforming core mold for manufacturing pipe electrode and manufacturing method thereof |
-
2005
- 2005-06-30 CN CN 200510080762 patent/CN1888142A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102586813A (en) * | 2012-02-03 | 2012-07-18 | 河南理工大学 | Microelectroforming machine tool |
| CN102586813B (en) * | 2012-02-03 | 2014-07-16 | 河南理工大学 | Microelectroforming machine tool |
| CN110359065A (en) * | 2019-08-19 | 2019-10-22 | 河南理工大学 | A kind of jet stream electro-deposition spray head and its method for manufacturing seamless metal pipe |
| CN110359065B (en) * | 2019-08-19 | 2021-02-19 | 河南理工大学 | Jet electrodeposition nozzle and method for manufacturing seamless metal pipe by using same |
| CN111715955A (en) * | 2020-07-01 | 2020-09-29 | 南京航空航天大学 | Large length-diameter ratio thick-wall array micro-flow channel pipe electrode and manufacturing method thereof, and electroforming core mold for manufacturing pipe electrode and manufacturing method thereof |
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Open date: 20070103 |